Anna M. G. Koltunow FAA FTSE is an Australian plant physiologist researching how plants reproduce. As of 2020 she is Professorial Research Fellow in the Centre for Crop Science at the University of Queensland. She is leading research for the second phase of a project funded by the Bill & Melinda Gates Foundation. Koltunow graduated from Flinders University in 1981 with a BSc(Hons). She was awarded a PhD by the University of Adelaide in 1987.